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Fluid Level Sensor | Continuous Measurement | IP68 Rated | Stainless Steel | by SICK
The Fluid Level Sensor offers continuous measurement of fluid levels, making it ideal for industrial processes. With a process pressure range of 0 mH2O to 2.5 mH2O and a temperature range of –10 °C to +85 °C, this sensor ensures high accuracy and long-term stability. Built with durable stainless steel and featuring an IP68 enclosure rating, it’s designed for reliable performance in demanding environments.
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Technical Specifications
- Medium: Fluids
- Measurement: Continuous
- Process pressure: 0 mH2O to 2.5 mH2O
- Process temperature: –10 °C to +85 °C
- Maximum ohmic load RA: 4 mA to 20 mA, 2-wire, RA ≤ (L + – 10 V) / 0.02 A - (0.14 x cable length in m) [Ohm]
- Supply voltage: 10 V DC to 30 V DC
- Connection type: FEP cable connection
- Length of cable: 50 m
- Output signal: 4 mA to 20 mA, 2-wire
- Enclosure rating: IP68
- Dielectric strength: 500 V DC
- Electrical safety: Protection class III, short-circuit, reverse polarity, and surge protection
- Wetted parts: Stainless steel 1.4404 / 316L PA
- Housing material: Stainless steel 1.4404 / 316L
- Non-linearity: ≤ ± 0.2% of span (BFSL) according to IEC 61298-2
- Accuracy of sensor element: ≤ ± 0.25% of span for enhanced variant p ≥ 0.25 bar
- Non-repeatability: ≤ ± 0.1% of span
- Long-term drift/one-year stability: ≤ ± 0.2% of span
- Temperature coefficient in rated temperature range: Mean TC of zero ≤ 0.2% of span / 10 K, Mean TC of span ≤ 0.2% of span / 10 K
- Rated temperature range: 0 °C to +50 °C
- MTTF: 403 years
- Dimensions (H x L x W): 150mm x 20mm x 20mm
- Weight: 0.2 kg
Key Features
- Continuous measurement of fluid levels
- Process pressure range from 0 mH2O to 2.5 mH2O
- Process temperature range from –10 °C to +85 °C
- Output signal: 4 mA to 20 mA, 2-wire
- Protection class III with IP68 enclosure rating
- Stainless steel 1.4404 / 316L wetted parts and housing
- FEP cable connection with 50 m cable length
- High accuracy with non-linearity ≤ ± 0.2% of span
- Long-term stability with drift ≤ ± 0.2% of span per year
- Temperature coefficient of zero and span ≤ 0.2% of span per 10 K
- Dielectric strength 500 V DC with electrical safety features including short-circuit, reverse polarity, and surge protection
Professional Installation Requirements
- Installation should be performed by a qualified professional familiar with electrical and fluid measurement systems to ensure proper setup and compliance with safety standards.
Applications
- Continuous fluid level measurement in industrial processes
- Suitable for use in environments with process pressures up to 2.5 mH2O
- Ideal for applications requiring high accuracy and long-term stability
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Durable stainless steel construction reduces waste and extends product life
- Low power consumption with 4-20 mA output signal
- High accuracy reduces process waste and improves resource efficiency
Warranty Information
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.
Available Now
The SICK LFH-EW2X5G1AF50SZ0 fluid level sensor is available for immediate purchase, ideal for industrial fluid measurement applications requiring high accuracy and durability.
